branch release/7.1 updated: * tp/Texinfo/XS/parsetexi/tree.c (reset_obstacks): Call obstack_alignment_mask to use 8-byte alignment. Needed for Debian on sparc64. Report of "Bus error" from John Paul Adrian Glaubitz <address@hidden>.

[Gavin D. Smith]

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gavin pushed a commit to branch release/7.1
in repository texinfo.

The following commit(s) were added to refs/heads/release/7.1 by this push:
     new 81a854e22c * tp/Texinfo/XS/parsetexi/tree.c (reset_obstacks): Call 
obstack_alignment_mask to use 8-byte alignment.  Needed for Debian on sparc64.  
Report of "Bus error" from John Paul Adrian Glaubitz 
<glaubitz@physik.fu-berlin.de>.
81a854e22c is described below

commit 81a854e22ca2449f2351436a863e5262935f5dc0
Author: Gavin Smith <gavinsmith0123@gmail.com>
AuthorDate: Mon Nov 13 18:43:40 2023 +0000

    * tp/Texinfo/XS/parsetexi/tree.c (reset_obstacks):
    Call obstack_alignment_mask to use 8-byte alignment.  Needed
    for Debian on sparc64.  Report of "Bus error" from
    John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>.
---
 ChangeLog                      | 7 +++++++
 tp/Texinfo/XS/parsetexi/tree.c | 7 ++++++-
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index efbb3b22d1..a146820671 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2023-11-13  Gavin Smith <gavinsmith0123@gmail.com>
+
+       * tp/Texinfo/XS/parsetexi/tree.c (reset_obstacks):
+       Call obstack_alignment_mask to use 8-byte alignment.  Needed
+       for Debian on sparc64.  Report of "Bus error" from
+       John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>.
+
 2023-11-04  Gavin Smith <gavinsmith0123@gmail.com>
 
        * info/scan.c (write_tag_contents): Check if added text is of
diff --git a/tp/Texinfo/XS/parsetexi/tree.c b/tp/Texinfo/XS/parsetexi/tree.c
index f2d69e0454..09db6fc151 100644
--- a/tp/Texinfo/XS/parsetexi/tree.c
+++ b/tp/Texinfo/XS/parsetexi/tree.c
@@ -43,7 +43,12 @@ reset_obstacks (void)
   if (obs_element_first)
     obstack_free (&obs_element, obs_element_first);
   else
-    obstack_init (&obs_element);
+    {
+      /* Specify 8-byte alignment.  Needed for SPARC. */
+      obstack_alignment_mask (&obs_element) = 7;
+
+      obstack_init (&obs_element);
+    }
 
   obs_element_first = obstack_alloc (&obs_element, sizeof (int));
 }